{"uid":"cap_Kg1rT2agdjyHJXhLSuPB4","slug":"halowerk-central-land-terrain-ruggedness-index-liechtenstein-87c2ee41","name":"HALOWERK Central Land – Terrain Ruggedness Index (Liechtenstein)","description":"Standard deviation of sampled surface elevations. The coordinate is validated against the Natural Earth boundary for Liechtenstein; results outside it are rejected before payment.","url":"https://mitteleuropa.halowerk.com/v1/li-ruggedness","method":"POST","headers":{},"bodySchema":{"type":"object","properties":{"latitude":{"type":"number","maximum":72.5,"minimum":34,"description":"WGS84 latitude inside the published European coverage."},"longitude":{"type":"number","maximum":40.5,"minimum":-31.5,"description":"WGS84 longitude inside the published European coverage."}}},"responseSchema":null,"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.003","displayCostAsset":"USDC","priceDynamic":false,"priceHint":null,"priceStatus":"priced","priceSource":"probe","requiresHandshake":false,"reviewCount":0,"rating":{"score":"0.00","successRate":"0.00","reviews":0,"stars":null,"state":"unrated"},"availabilityStatus":"unknown","priceObserved":null,"sessionDeposit":null,"pricing":{"kind":"static","summary":"$0.003/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.003","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.003","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_FuuU1WkDGGF-o1Q-qQVQ7","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.003","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Computes the standard deviation of sampled surface elevations around a given coordinate within Liechtenstein, quantifying local terrain ruggedness.","exampleAgentPrompt":"What's the terrain ruggedness at latitude 47.14, longitude 9.52 in Liechtenstein — I need the standard deviation of surface elevations around that point for a land suitability assessment.","exampleUseCases":[{"title":"Site suitability for construction in Liechtenstein","prompt":"Can you check how rugged the terrain is at coordinates 47.16 latitude, 9.55 longitude in Liechtenstein? I need the elevation standard deviation to assess whether it's suitable for building."},{"title":"Agricultural land roughness assessment","prompt":"I'm evaluating farmland near Vaduz — can you get me the terrain ruggedness index at 47.13 latitude, 9.51 longitude so I can judge how variable the surface elevation is there?"},{"title":"Hiking trail difficulty classification","prompt":"For a trail planning project, can you calculate the surface elevation variability at 47.20 latitude, 9.58 longitude in Liechtenstein to help classify terrain difficulty in that area?"}],"resultDescription":"Returns the standard deviation of surface elevations sampled within the analysis neighborhood around the given coordinate, expressed as a numeric ruggedness metric. Coordinates outside the Liechtenstein boundary are rejected before processing.","failureModes":["Coordinate outside Liechtenstein boundary: request rejected before payment is charged","Latitude or longitude outside European coverage range (lat 34–72.5, lon -31.5–40.5): validation error","Invalid or missing coordinate fields: schema validation failure","Payment not settled via x402 protocol: request not processed"],"whenToPreferThis":"Choose this endpoint when you need a precise terrain ruggedness metric (elevation standard deviation) for a specific point within Liechtenstein, backed by Copernicus DEM GLO-30 data and with built-in boundary validation. Prefer it over generic elevation APIs when ruggedness (not just raw elevation) is the required output and the location is confirmed to be within Liechtenstein.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-13T07:02:34.276Z","isFirstParty":false}